The imported oil meter line is subjected to high pressure and its
softness will reduce the pressure pulse of high pressure oil, so
that it can make the pointer of hydraulic oil table more stable,
and can detect the formation and rock changes in time.

The special custom oil temperature cooler, high pressure oil
cooling soon and low temperature application can protect the
service life of motor, oil pump and rubber seal.

ShanDongMaster MachineryGroup(“Master Group”for short)is headquartered in Jining, Shandong, China, which is known as the“Hometown of Confucius and Mencius,and the State of Ceremony”. It is connected to the “Oriental Holy
City” Qufu in the east, Mount Liang in the west, and Weishan Lake
in the south, looking north to the Mount Tai , one of the Five Holy
Mountains in China. Jining has convenient transportation. Jiningairport,Beijing-Shanghaihigh-speedrailway, Lunanhigh-speedrailway,Beijing-Taiwanexpressway and Rilanexpressway are crossed in Jining.

Master Groupis dedicated to providing themachinery equipmentfor engineering and mining construction. We focus on providing
innovative products and services that meet or exceed the
expectations of our global customers while complying with safety
and regulatory requirements. We are a leading company in themachineryindustry in China. We have established solid relationship with
several universities, research laboratories, designing institutes
and prospecting institutes. And we have participated in a number of
national key projects and earned our reputation. As a activeresponse to the Belt and Road Initiative,we have took numerous efforts to go abroad. Our products have been
sold to Europe, CentralAsia, Southeast Asia, Africa and dozens of countries and regions.Master Group's independent trademark "huaxiamaster" has become a
well-known brand for customers.

Shandong Master Machinery Group has long been adhering to the
enterprisedevelopment conceptof “delivering the spirit of craftsman and creating the quality of
master”, and has developed into a group corporationthat operates in conjunction with multiple companies, including
R&D, design, production and marketing.Members of the Master Group include Jining Master Machinery
Research Institute, Shandong Master Machinery Manufacturing Co.,
Ltd. and ShandongHuaxiaMaster Machinery Co.,Ltd.etc.

How delightful it is to have friends visiting us from afar. We
warmly welcome friends from all over the world to work with us for
a better future